EP4300953A3 - Application sélective de taille d'outils de raffinage côté décodeur - Google Patents

Application sélective de taille d'outils de raffinage côté décodeur Download PDF

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Publication number
EP4300953A3
EP4300953A3 EP23210725.0A EP23210725A EP4300953A3 EP 4300953 A3 EP4300953 A3 EP 4300953A3 EP 23210725 A EP23210725 A EP 23210725A EP 4300953 A3 EP4300953 A3 EP 4300953A3
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EP
European Patent Office
Prior art keywords
video block
current video
decoder side
selective application
size selective
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP23210725.0A
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German (de)
English (en)
Other versions
EP4300953A2 (fr
Inventor
Hongbin Liu
Li Zhang
Kai Zhang
Jizheng Xu
Yue Wang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing ByteDance Network Technology Co Ltd
ByteDance Inc
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Beijing ByteDance Network Technology Co Ltd
ByteDance Inc
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Application filed by Beijing ByteDance Network Technology Co Ltd, ByteDance Inc filed Critical Beijing ByteDance Network Technology Co Ltd
Publication of EP4300953A2 publication Critical patent/EP4300953A2/fr
Publication of EP4300953A3 publication Critical patent/EP4300953A3/fr
Pending legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • H04N19/517Processing of motion vectors by encoding
    • H04N19/52Processing of motion vectors by encoding by predictive encoding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/137Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/12Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/137Motion inside a coding unit, e.g. average field, frame or block difference
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/184Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being bits, e.g. of the compressed video stream
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/577Motion compensation with bidirectional frame interpolation, i.e. using B-pictures

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
EP23210725.0A 2019-02-14 2020-02-14 Application sélective de taille d'outils de raffinage côté décodeur Pending EP4300953A3 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN2019075068 2019-02-14
CN2019082585 2019-04-13
PCT/CN2020/075235 WO2020164580A1 (fr) 2019-02-14 2020-02-14 Application sélective de taille d'outils de raffinage côté décodeur
EP20755475.9A EP3909239A4 (fr) 2019-02-14 2020-02-14 Application sélective de taille d'outils de raffinage côté décodeur

Related Parent Applications (1)

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EP20755475.9A Division EP3909239A4 (fr) 2019-02-14 2020-02-14 Application sélective de taille d'outils de raffinage côté décodeur

Publications (2)

Publication Number Publication Date
EP4300953A2 EP4300953A2 (fr) 2024-01-03
EP4300953A3 true EP4300953A3 (fr) 2024-03-06

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US (5) US11240531B2 (fr)
EP (2) EP3909239A4 (fr)
JP (2) JP7263529B2 (fr)
KR (1) KR102662449B1 (fr)
CN (5) CN113424525B (fr)
WO (4) WO2020164577A1 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9900615B2 (en) * 2011-12-28 2018-02-20 Microsoft Technology Licensing, Llc Representative motion information for temporal motion prediction in video encoding and decoding
WO2020164577A1 (fr) 2019-02-14 2020-08-20 Beijing Bytedance Network Technology Co., Ltd. Application sélective d'outils d'affinement côté décodeur
PL3912357T3 (pl) * 2019-02-20 2024-03-25 Beijing Dajia Internet Information Technology Co., Ltd. Ograniczone wyprowadzanie wektora ruchu dla długotrwałych obrazów odniesienia w kodowaniu wideo
KR20210118188A (ko) * 2019-03-15 2021-09-29 엘지전자 주식회사 Bdof 기반의 인터 예측 방법 및 장치
WO2020219970A1 (fr) * 2019-04-24 2020-10-29 Op Solutions, Llc Signalisation de vecteur de mouvement global dans un en-tête d'image
CN117615155A (zh) 2019-09-19 2024-02-27 北京字节跳动网络技术有限公司 视频编解码中的参考样点位置推导
BR112022006453A2 (pt) 2019-10-05 2022-09-27 Beijing Bytedance Network Tech Co Ltd Método de processamento de dados de dados de vídeo, aparelho para processar dados de vídeo, meio de armazenamento não transitório legível por computador e meio de gravação não transitório legível por computador
CN114556918A (zh) 2019-10-12 2022-05-27 北京字节跳动网络技术有限公司 细化视频编解码工具的使用和信令
WO2021073488A1 (fr) * 2019-10-13 2021-04-22 Beijing Bytedance Network Technology Co., Ltd. Interaction entre un rééchantillonnage d'image de référence et des outils de codage vidéo
US20220248047A1 (en) * 2021-01-29 2022-08-04 Qualcomm Incorporated Model-based motion vector difference derivation and template matching prediction for video coding
WO2023091775A1 (fr) * 2021-11-22 2023-05-25 Beijing Dajia Internet Information Technology Co., Ltd. Déduction d'information de mouvement côté décodeur
WO2023116778A1 (fr) * 2021-12-22 2023-06-29 Beijing Bytedance Network Technology Co., Ltd. Procédé, appareil et support de traitement vidéo
WO2023136655A1 (fr) * 2022-01-13 2023-07-20 엘지전자 주식회사 Procédé et appareil de codage/décodage d'image, et support d'enregistrement à flux binaire stocké en son sein
WO2023182781A1 (fr) * 2022-03-21 2023-09-28 주식회사 윌러스표준기술연구소 Procédé de traitement de signal vidéo basé sur une mise en correspondance de modèles, et dispositif associé
US20240007615A1 (en) * 2022-07-04 2024-01-04 Alibaba (China) Co., Ltd. Deriving bi-prediction with coding unit-level weight indices for merge candidates
WO2024080747A1 (fr) * 2022-10-11 2024-04-18 한국전자통신연구원 Procédé et appareil de codage/décodage d'image, et support d'enregistrement

Family Cites Families (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7627037B2 (en) 2004-02-27 2009-12-01 Microsoft Corporation Barbell lifting for multi-layer wavelet coding
KR101246915B1 (ko) * 2005-04-18 2013-03-25 삼성전자주식회사 동영상 부호화 또는 복호화 방법 및 장치
EP1997318A4 (fr) * 2006-03-22 2011-04-06 Korea Electronics Telecomm Procede et appareil destines a coder et a decoder un changement d'eclairage compense
US8254455B2 (en) * 2007-06-30 2012-08-28 Microsoft Corporation Computing collocated macroblock information for direct mode macroblocks
BRPI0818444A2 (pt) * 2007-10-12 2016-10-11 Qualcomm Inc codificação adaptativa de informação de cabeçalho de bloco de vídeo
JP2011509631A (ja) 2008-01-11 2011-03-24 トムソン ライセンシング ビデオおよび奥行きの符号化
US8208563B2 (en) * 2008-04-23 2012-06-26 Qualcomm Incorporated Boundary artifact correction within video units
US8339475B2 (en) 2008-12-19 2012-12-25 Qualcomm Incorporated High dynamic range image combining
US20110176611A1 (en) 2010-01-15 2011-07-21 Yu-Wen Huang Methods for decoder-side motion vector derivation
CN102215386B (zh) * 2010-04-09 2013-03-27 华为技术有限公司 视频图像块处理方法及装置
EP2642755B1 (fr) 2012-03-20 2018-01-03 Dolby Laboratories Licensing Corporation Codage vidéo multicouche échelonnable de complexité
WO2014047893A1 (fr) 2012-09-28 2014-04-03 Intel Corporation Prédiction d'échantillons de pixels inter-couches
US10764592B2 (en) 2012-09-28 2020-09-01 Intel Corporation Inter-layer residual prediction
US9294777B2 (en) 2012-12-30 2016-03-22 Qualcomm Incorporated Progressive refinement with temporal scalability support in video coding
US9521425B2 (en) 2013-03-19 2016-12-13 Qualcomm Incorporated Disparity vector derivation in 3D video coding for skip and direct modes
CN105103556B (zh) * 2013-04-10 2018-07-31 寰发股份有限公司 用于亮度补偿的双向预测的方法和装置
US9762927B2 (en) 2013-09-26 2017-09-12 Qualcomm Incorporated Sub-prediction unit (PU) based temporal motion vector prediction in HEVC and sub-PU design in 3D-HEVC
US9667996B2 (en) 2013-09-26 2017-05-30 Qualcomm Incorporated Sub-prediction unit (PU) based temporal motion vector prediction in HEVC and sub-PU design in 3D-HEVC
US9838712B2 (en) 2014-03-17 2017-12-05 Hfi Innovation Inc. Method of signaling for depth-based block partitioning
CN104301724B (zh) 2014-10-17 2017-12-01 华为技术有限公司 视频处理方法、编码设备和解码设备
US11330284B2 (en) * 2015-03-27 2022-05-10 Qualcomm Incorporated Deriving motion information for sub-blocks in video coding
US10356416B2 (en) * 2015-06-09 2019-07-16 Qualcomm Incorporated Systems and methods of determining illumination compensation status for video coding
US10887597B2 (en) * 2015-06-09 2021-01-05 Qualcomm Incorporated Systems and methods of determining illumination compensation parameters for video coding
CN108028939B (zh) * 2015-09-02 2021-10-15 联发科技股份有限公司 用于视频编解码的解码器侧的运动推导的方法和装置
WO2017084512A1 (fr) * 2015-11-20 2017-05-26 Mediatek Inc. Procédé et appareil de prédiction de vecteur de mouvement ou de dérivation de candidat à la fusion lors d'un codage vidéo
WO2017197146A1 (fr) * 2016-05-13 2017-11-16 Vid Scale, Inc. Systèmes et procédés de prédiction généralisée à hypothèses multiples pour le codage vidéo
US20170339405A1 (en) * 2016-05-20 2017-11-23 Arris Enterprises Llc System and method for intra coding
US11638027B2 (en) * 2016-08-08 2023-04-25 Hfi Innovation, Inc. Pattern-based motion vector derivation for video coding
US9832351B1 (en) 2016-09-09 2017-11-28 Cisco Technology, Inc. Reduced complexity video filtering using stepped overlapped transforms
WO2018048265A1 (fr) * 2016-09-11 2018-03-15 엘지전자 주식회사 Procédé et appareil de traitement de signal vidéo au moyen d'un vecteur de mouvement de flux optique amélioré
CN110100440B (zh) * 2016-12-22 2023-04-25 株式会社Kt 一种用于对视频进行解码、编码的方法
CN110115032B (zh) * 2016-12-22 2021-07-20 联发科技股份有限公司 用于视频编解码的运动细化的方法以及装置
US10750203B2 (en) * 2016-12-22 2020-08-18 Mediatek Inc. Method and apparatus of adaptive bi-prediction for video coding
US10911761B2 (en) * 2016-12-27 2021-02-02 Mediatek Inc. Method and apparatus of bilateral template MV refinement for video coding
US20180192071A1 (en) * 2017-01-05 2018-07-05 Mediatek Inc. Decoder-side motion vector restoration for video coding
US20180199057A1 (en) * 2017-01-12 2018-07-12 Mediatek Inc. Method and Apparatus of Candidate Skipping for Predictor Refinement in Video Coding
US10701366B2 (en) * 2017-02-21 2020-06-30 Qualcomm Incorporated Deriving motion vector information at a video decoder
US10523964B2 (en) * 2017-03-13 2019-12-31 Qualcomm Incorporated Inter prediction refinement based on bi-directional optical flow (BIO)
US10701390B2 (en) * 2017-03-14 2020-06-30 Qualcomm Incorporated Affine motion information derivation
US10491917B2 (en) * 2017-03-22 2019-11-26 Qualcomm Incorporated Decoder-side motion vector derivation
US10595035B2 (en) * 2017-03-22 2020-03-17 Qualcomm Incorporated Constraining motion vector information derived by decoder-side motion vector derivation
CN117014631A (zh) * 2017-04-27 2023-11-07 松下电器(美国)知识产权公司 解码装置、编码装置以及非暂时性记录介质
US20180332298A1 (en) * 2017-05-10 2018-11-15 Futurewei Technologies, Inc. Bidirectional Prediction In Video Compression
US10904565B2 (en) * 2017-06-23 2021-01-26 Qualcomm Incorporated Memory-bandwidth-efficient design for bi-directional optical flow (BIO)
US10477237B2 (en) * 2017-06-28 2019-11-12 Futurewei Technologies, Inc. Decoder side motion vector refinement in video coding
US11750832B2 (en) * 2017-11-02 2023-09-05 Hfi Innovation Inc. Method and apparatus for video coding
WO2019131807A1 (fr) 2017-12-29 2019-07-04 Sharp Kabushiki Kaisha Systèmes et procédés de partitionnement de blocs vidéo pour codage vidéo
US11265551B2 (en) * 2018-01-18 2022-03-01 Qualcomm Incorporated Decoder-side motion vector derivation
US20190306502A1 (en) 2018-04-02 2019-10-03 Qualcomm Incorporated System and method for improved adaptive loop filtering
US10779002B2 (en) 2018-04-17 2020-09-15 Qualcomm Incorporated Limitation of the MVP derivation based on decoder-side motion vector derivation
WO2019234674A1 (fr) * 2018-06-07 2019-12-12 Beijing Bytedance Network Technology Co., Ltd. Compensation de mouvement de nombre entier
US10958934B2 (en) * 2018-07-27 2021-03-23 Tencent America LLC History-based affine merge and motion vector prediction
CN112956197A (zh) 2018-10-22 2021-06-11 北京字节跳动网络技术有限公司 基于编解码信息的解码器侧运动矢量推导的限制
WO2020084460A1 (fr) 2018-10-22 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Dérivation de vecteur de mouvement côté décodeur en présence d'une prédiction à hypothèses multiples
US20220038681A1 (en) * 2018-11-05 2022-02-03 Interdigital Vc Holdings, Inc. Video encoding or decoding using block extension for overlapped block motion compensation
MX2021004715A (es) 2018-11-05 2021-06-04 Beijing Bytedance Network Tech Co Ltd Interpolacion para interprediccion con refinamiento.
US11146810B2 (en) * 2018-11-27 2021-10-12 Qualcomm Incorporated Decoder-side motion vector refinement
JP2022515088A (ja) * 2018-12-17 2022-02-17 インターデイジタル ヴィーシー ホールディングス インコーポレイテッド Mmvdおよびsmvdと動きモデルおよび予測モデルとの組み合わせ
US11909977B2 (en) * 2018-12-21 2024-02-20 Vid Scale, Inc. Methods, architectures, apparatuses and systems directed to improved linear model estimation for template based video coding
WO2020164577A1 (fr) 2019-02-14 2020-08-20 Beijing Bytedance Network Technology Co., Ltd. Application sélective d'outils d'affinement côté décodeur
WO2020166897A1 (fr) * 2019-02-14 2020-08-20 엘지전자 주식회사 Procédé et dispositif d'inter-prédiction sur la base d'un dmvr

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
ESENLIK (HUAWEI) S: "BoG report on CE9 decoder motion vector derivation related contributions", no. m47907, 25 March 2019 (2019-03-25), XP030212289, Retrieved from the Internet <URL:http://phenix.int-evry.fr/mpeg/doc_end_user/documents/126_Geneva/wg11/m47907-JVET-N0815-v3-JVET-N0815-v3.zip JVET-N0815-v3.docx> [retrieved on 20190325] *
LIU (BYTEDANCE) H ET AL: "CE9-related: Simplification of Decoder Side Motion Vector Derivation", no. m43027, 3 July 2018 (2018-07-03), XP030195752, Retrieved from the Internet <URL:http://phenix.int-evry.fr/mpeg/doc_end_user/documents/123_Ljubljana/wg11/m43027-JVET-K0105-v1-JVET-K0105.zip JVET-K0105.docx> [retrieved on 20180703] *
SETHURAMAN (ITTIAM) S: "CE9: Results of DMVR related Tests CE9.2.1 and CE9.2.2", no. m45412, 17 January 2019 (2019-01-17), XP030213201, Retrieved from the Internet <URL:http://phenix.int-evry.fr/mpeg/doc_end_user/documents/125_Marrakech/wg11/m45412-JVET-M0147-v7-JVET-M0147-v7.zip JVET-M0147-v7.DOCX> [retrieved on 20190117] *
SETHURAMAN(ITTIAM) S: "CE9: Test 9.2.6 (combines CE9.2.15/9.2.16 with elements of 9.1.4 and 9.2.5)", no. JVET-L0173, 5 October 2018 (2018-10-05), XP030194831, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/12_Macao/wg11/JVET-L0173-v3.zip JVET-L0173-v3.docx> [retrieved on 20181005] *
XIAOYU XIU ET AL: "CE9-related: Complexity reduction and bit-width control for bi-directional optical flow (BIO)", no. JVET-L0256-v2; JVET-L0256, 8 October 2018 (2018-10-08), pages 1 - 15, XP030251694, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/12_Macao/wg11/JVET-L0256-v3.zip JVET-L0256-r2.docx> [retrieved on 20181008] *

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US11876932B2 (en) 2024-01-16
KR20210121060A (ko) 2021-10-07
US20210368181A1 (en) 2021-11-25
US20210274211A1 (en) 2021-09-02
US20210377559A1 (en) 2021-12-02
EP3909239A4 (fr) 2022-04-20
KR102662449B1 (ko) 2024-04-30
JP2023076744A (ja) 2023-06-01
EP3909239A1 (fr) 2021-11-17
WO2020164577A1 (fr) 2020-08-20
JP2022519883A (ja) 2022-03-25
US11425417B2 (en) 2022-08-23
CN113424538A (zh) 2021-09-21
US11240531B2 (en) 2022-02-01
WO2020164575A1 (fr) 2020-08-20
WO2020164582A1 (fr) 2020-08-20
CN111837395A (zh) 2020-10-27
US20220116650A1 (en) 2022-04-14
WO2020164580A1 (fr) 2020-08-20
EP4300953A2 (fr) 2024-01-03
CN113424525A (zh) 2021-09-21
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